Pneumatic tire tread and buttress



FIG. 1 is a perspective view, partly schematic, of a pneumatic tiretread and buttress embodying my new design, it being understood that thepattern is repeated throughout _the circumference of the tread andbuttress, as shown schematically by solid lines, and that the buttresspattern is repeated on the opposite side;

FIG. 2 is an enlarged, fragmentary developmental plan view of the treadand buttress of FIG. 1; and

FIG. 3 is an enlarged sectional view of the tread and buttress, takensubstantially as indicated by line 3--3 of FIG. 2.

The ornamental design for a pneumatic tire tread and buttress, as shownand described.